| 单词 | photochemical smog |
| 释义 | photochemical smognoun Meteorology.air pollution containing ozone and other reactive chemical compounds formed by the action of sunlight on nitrogen oxides and hydrocarbons, especially those in automobile exhaust. Also called oxidant smog, smog. Origin of photochemical smogFirst recorded in 1957; photo- + chemical Words nearby photochemical smogphotocatalysis, photocatalyst, photocathode, photocell, photochemical, photochemical smog, photochemistry, photochemotherapy, photochromic, photochromic lens, photochromy Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Medical definitions for photochemical smogphotochemical smog n.Air pollution produced by the action of sunlight on hydrocarbons, nitrogen oxides, and other pollutants. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for photochemical smogphotochemical smog [ fō′tō-kĕm′ĭ-kəl ] See smog. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
| 随便看 |
英语词典包含192737条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。